DTE Energy Company Equity Distribution Agreement

On December 19, 2025, DTE Energy Company entered into an equity distribution agreement with multiple managers, forward purchasers, and forward sellers. This agreement allows for the offering and sale of the Company's common stock, with an aggregate offering price of up to $1.5 billion. The shares can be sold through the managers as sales agents or directly to a manager as principal, with commissions of up to 2%. The agreement also includes provisions for forward sale agreements, where forward purchasers or their affiliates will borrow shares and sell them, with the Company expecting to receive proceeds upon future settlement. The net proceeds from these offerings are intended for general corporate purposes, potentially including investment in subsidiaries. The shares will be offered under the Company's automatic shelf registration statement on Form S-3 filed on April 4, 2025. The filing details various representations and warranties made by the Company and the forward sellers regarding compliance with securities laws, financial statements, and the transaction documents.